| Brand | 3M |
|---|---|
| Type | Water Filter |
| Number in Pack | 100 |
| Model | All models |
| Compatible Model | All Softeners |
| Contaminant Removal | water hardness |
Check the listing for details. Water Hardness Test Strips - IS Your Water Softener Working?. Condition: New. Listed at 13.79 USD. You can do it and safe your money for more important things. Is your water softener working properly?. If not you are wasting money.
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